September 2009 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

25 astronominių įvykių iš viso, įskaitant 4 Mėnulio fazes ir 3 planetinius įvykius.

Dienos dangaus reiškiniai

Visi laikai nurodyti vietos laiku (Asia/Shanghai)

Group Data Saulėtekis/Saulėlydis Mėnulio patekėjimas/leidimasis Mėnulio fazė Dangaus reiškiniai

Planetary outlook

September 2009 mid-month observing conditions

Mercury

Good
Regimasis ryškis: 2.9
Žvaigždynas: Libra
Angular diameter: 10.3"
Status: near superior conjunction

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascensija: 12h04m28s
Deklinacija: -04°52'38"

Venus

Excellent
Regimasis ryškis: -3.9
Žvaigždynas: Leo
Angular diameter: 11.9"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Rektascensija: 09h43m12s
Deklinacija: +14°25'59"

Mars

Excellent
Regimasis ryškis: 0.9
Žvaigždynas: Cancer
Angular diameter: 6.2"
Status: near eastern quadrature

Observation tip: Visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Rektascensija: 06h54m34s
Deklinacija: +23°17'33"

Jupiter

Excellent
Regimasis ryškis: -2.8
Žvaigždynas: Aquarius
Angular diameter: 47.3"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing

Rektascensija: 21h24m55s
Deklinacija: -16°20'38"

Saturn

Excellent
Regimasis ryškis: 1.0
Žvaigždynas: Virgo
Angular diameter: 15.9"
Status: near western quadrature

Observation tip: Visible to the naked eye; Saturn’s rings require a telescope to see clearly

Rektascensija: 11h43m28s
Deklinacija: +03°56'03"

Uranus

Fair
Regimasis ryškis: 5.8
Žvaigždynas: Pisces
Angular diameter: 3.7"
Status: near eastern quadrature

Observation tip: Binoculars are recommended; Binoculars or a telescope are recommended

Rektascensija: 23h41m56s
Deklinacija: -02°49'30"

Neptune

Fair
Regimasis ryškis: 7.7
Žvaigždynas: Aquarius
Angular diameter: 2.3"
Status: near western quadrature

Observation tip: A telescope is required; A telescope is required; Neptune appears blue-green

Rektascensija: 21h47m09s
Deklinacija: -13°48'14"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Leo
Angular diameter: 12742.1"
Status: Moon illumination 18.9%

Observation tip: Moon illumination 18.9%; good for observing lunar surface detail

Rektascensija: 08h11m57s
Deklinacija: +19°48'49"